Statement of Cash Flows [Abstract] Statement [Table] Statement [Table] Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Domain] Investment, Name [Domain] Black Knight Financial Services, LLC and ServiceLink, LLC Black Knight Financial Services, LLC and ServiceLink, LLC [Member] Black Knight Financial Services, LLC and ServiceLink, LLC [Member] Statement [Line Items] Statement [Line Items] Ownership interest Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners Organization, Consolidation, Presentation of Financial Statements, Discontinued Operations and Disposal Groups [Abstract] Organization, Consolidation, Presentation of Financial Statements, Discontinued Operations and Disposal Groups [Abstract] Reconciliation of discontinued operations Disposal Groups, Including Discontinued Operations [Table Text Block] Document and Entity Information [Abstract] Document and Entity Information [Abstract] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] FNF Group Segment Fidelity National Financial Group Segment [Member] Fidelity National Financial Group Segment [Member] FNF Ventures Segment Fidelity National Financial Ventures Segment [Member] Fidelity National Financial Ventures Segment [Member] Document Type Document Type Document Period End Date Document Period End Date Amendment Flag Amendment Flag Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Supplemental Cash Flow Elements [Abstract] Non-cash investing and financing activities: Noncash Investing and Financing Items [Abstract] Investing activities: Noncash Investing Activities [Abstract] Noncash Investing Activities [Abstract] Change in proceeds of sales of investments available for sale receivable in period Transfer from Investments Change in purchases of investments available for sale payable in period Transfer to Investments Financing activities: Noncash Financing Activities [Abstract] Noncash Financing Activities [Abstract] Treasury stock purchases payable at period end Noncash Investing and Financing Items, Treasury Stock Purchases Payable Noncash Investing and Financing Items, Treasury Stock Purchases Payable Segment Reporting [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating Segments Operating Segments [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Total FNF Core Total FNFV Subsegments [Axis] Subsegments [Axis] Subsegments [Domain] Subsegments [Domain] Title Title Subsegment [Member] Title Subsegment [Member] Black Knight Black Knight Financial Services Subsegment [Member] Black Knight Financial Services Subsegment [Member] FNF Core Corporate and Other Fidelity National Financial Core Corporate and Other Subsegment [Member] Fidelity National Financial Core Corporate and Other Subsegment [Member] Restaurant Group Restaurant Group Subsegment [Member] Restaurant Group Subsegment [Member] FNFV Corporate and Other Fidelity National Financial Ventures Corporate and Other Subsegment [Member] Fidelity National Financial Ventures Corporate and Other Subsegment [Member] Disposal Group Name [Axis] Disposal Group Name [Axis] Disposal Group Name [Domain] Disposal Group Name [Domain] New Remy Corporation New Remy Corporation [Member] New Remy Corporation [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Title premiums Premiums Written, Net Other revenues Fees and Commissions Restaurant revenue Food and Beverage Revenue Revenues from external customers Sales Revenue, Services, Net Interest and investment income, including realized gains and losses Net Investment Income and Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments Net Investment Income and Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments Total revenues Revenues Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Interest expense Interest Expense Earnings from continuing operations before income taxes and equity in earnings of unconsolidated affiliates Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income tax expense Income Tax Expense (Benefit) Earnings from continuing operations before equity in losses of unconsolidated affiliates Income (Loss) From Continuing Operations Before Minority Interest and Income (Loss) on Equity Method Investments, Net of Income Tax Income (Loss) From Continuing Operations Before Minority Interest and Income (Loss) on Equity Method Investments, Net of Income Tax Equity in losses of unconsolidated affiliates Income (Loss) from Equity Method Investments Net earnings from continuing operations Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest Assets Assets Goodwill Goodwill Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Debt Conversion, One Debt Conversion, One [Member] Debt Conversion, One [Member] Debt Conversion, Two Debt Conversion, Two [Member] Debt Conversion, Two [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Convertible Debt Convertible Debt [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Unsecured convertible notes due August 2018 Four Point Two Five Percent Unsecured Convertible Notes Due August 2018 [Member] Four Point Two Five Percent Unsecured Convertible Notes Due August 2018 [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Amount of debt instrument Debt Instrument, Face Amount Stated interest rate Debt Instrument, Interest Rate, Stated Percentage Cash received as a percent of par on unsecured notes offering Debt Instrument, Percentage of Principal Received in Cash Debt Instrument, Percentage of Principal Received in Cash Price as a percent of par on offering of unsecured notes Debt Instrument, Discount Rate Debt Instrument, Discount Rate Unamortized discount Debt Instrument, Unamortized Discount Conversion ratio Debt Instrument, Convertible, Conversion Ratio Conversion price (in dollars per share) Debt Instrument, Convertible, Conversion Price Number of trading days Debt Instrument, Convertible, Threshold Trading Days Period of consecutive trading days Debt Instrument, Convertible, Threshold Consecutive Trading Days If-converted percentage in excess of price Debt Instrument, Convertible, If-converted Percentage in Excess of Price Debt Instrument, Convertible, If-converted Percentage in Excess of Price Threshold consecutive business days Debt Instrument, Convertible, Threshold Consecutive Business Days Debt Instrument, Convertible, Threshold Consecutive Business Days Stock price low as a percentage of conversion price to trigger conversion feature Debt Instrument, Convertible, Ratio of Trading Price Per $1,000 Principal Amount Debt Instrument, Convertible, Ratio of Trading Price Per $1,000 Principal Amount Converted amount Debt Conversion, Original Debt, Amount Fair value of amount converted Debt Conversion, Original Debt, Fair Value, Amount Debt Conversion, Original Debt, Fair Value, Amount Investments, Debt and Equity Securities, and Equity Method Investments [Abstract] Investments, Debt and Equity Securities, and Equity Method Investments [Abstract] Schedule of Available-for-sale Securities Schedule of Available-for-sale Securities Reconciliation [Table Text Block] Investments Classified by Contractual Maturity Date Investments Classified by Contractual Maturity Date [Table Text Block] Schedule of Temporary Impairment Losses, Investments Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block] Realized Gains and Losses and Proceeds From Sales on Investments and Other Assets Gain (Loss) on Investments [Table Text Block] Schedule of Equity Method Investments Equity Method Investments [Table Text Block] Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Table] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Domain] Major Types of Debt and Equity Securities [Domain] U.S. government and agencies US Government Agencies Debt Securities [Member] State and political subdivisions US States and Political Subdivisions Debt Securities [Member] Corporate debt securities Corporate Debt Securities [Member] Mortgage-backed/asset-backed securities Asset-backed Securities [Member] Foreign government bonds Foreign Government Debt Securities [Member] Preferred stock available for sale Preferred Stock [Member] Equity securities available for sale Common Stock [Member] Schedule of Available-for-sale Securities [Line Items] Schedule of Available-for-sale Securities [Line Items] Available-for-sale Debt Securities Available-for-sale Debt Securities, Amortized Cost Basis [Abstract] Available for sale debt securities Available-for-sale Securities, Debt Securities Total Available-for-sale Debt Securities, Amortized Cost Basis Unrealized gains Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax Unrealized losses Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax Available-for-sale Equity Securities Available-for-sale Equity Securities, Amortized Cost Basis [Abstract] Equity securities available for sale, at fair value Available-for-sale Securities, Equity Securities Cost basis Available-for-sale Equity Securities, Amortized Cost Basis Unrealized gains Available-for-sale Equity Securities, Accumulated Gross Unrealized Gain, before Tax Unrealized losses Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax Available-for-sale Securities Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract] Total assets Available-for-sale Securities Cost basis Available-for-sale Securities, Amortized Cost Basis Unrealized gains Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax Unrealized losses Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax Line of Credit Facility [Table] Line of Credit Facility [Table] Intercompany Eliminations Consolidation, Eliminations [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Base Rate Base Rate [Member] Eurodollar Eurodollar [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] BKFS Black Knight Financial Services, LLC [Member] Black Knight Financial Services, LLC [Member] Black Knight Financial Services Credit Agreement Black Knight Financial Services Credit Agreement [Member] Black Knight Financial Services Credit Agreement [Member] Line of Credit Line of Credit [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Term Loan A Term Loan A [Member] Term Loan A [Member] Term Loan B Term Loan B [Member] Term Loan B [Member] Revolving Credit Facility Revolving Credit Facility [Member] Term Loan A and Revolving Credit Facility Term Loan A and Revolving Credit Facility [Member] Term Loan A and Revolving Credit Facility [Member] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Line of credit facility Line of Credit Facility, Maximum Borrowing Capacity Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Floor on variable rate Debt Instrument, Floor on Variable Rate Debt Instrument, Floor on Variable Rate Commitment fee percentage Line of Credit Facility, Commitment Fee Percentage Outstanding debt Long-term Debt Unsecured Notes Unsecured Debt [Member] Unsecured notes due May 2017 Six Point Six Zero Percent Unsecured Notes Due May 2017 [Member] Six Point Six Zero Percent Unsecured Notes Due May 2017 [Member] Effective interest rate Debt Instrument, Interest Rate, Effective Percentage Proceeds from issuance of debt Proceeds from Issuance of Long-term Debt Amount triggering default Debt Instrument, Covenants, Threshold of Default on Other Debt Triggering Default Debt Instrument, Covenants, Threshold of Default on Other Debt Triggering Default Fair Value Disclosures [Abstract] Fair Value Measurements Fair Value Disclosures [Text Block] Amortized Cost Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Rolling Maturity [Abstract] One year or less Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis After one year through five years Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Amortized Cost Basis After five years through ten years Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Amortized Cost Basis After ten years Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Amortized Cost Basis Mortgage-backed/asset-backed securities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis Subject to call Available-for-sale Debt Securities, Amortized Cost Basis, Subject to Call Available-for-sale Debt Securities, Amortized Cost Basis, Subject to Call Amortized Cost, Percent Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity, Percent [Abstract] Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity, Percent [Abstract] One year or less Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Amortized Cost Basis, Percent After one year through five years Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Amortized Cost Basis, Percent After five years through ten years Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Amortized Cost Basis, Percent After ten years Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Amortized Cost Basis, Percent Mortgage-backed/asset-backed securities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis, Percent Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis, Percent Total Available-for-sale Debt Securities, Amortized Cost Basis, Percent Available-for-sale Debt Securities, Amortized Cost Basis, Percent Subject to call Available-for-sale Debt Securities, Amortized Cost Basis, Subject to Call, Percent Available-for-sale Debt Securities, Amortized Cost Basis, Subject to Call, Percent Fair Value Available-for-sale Securities, Debt Maturities, Fair Value, Rolling Maturity [Abstract] One year or less Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value After one year through five years Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value After five years through ten years Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value After ten years Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Fair Value Mortgage-backed/asset-backed securities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value Total Subject to call Available-for-sale Securities, Debt Securities, Subject to Call Available-for-sale Securities, Debt Securities, Subject to Call Fair Value, Percent Available-for-sale Securities, Debt Maturities, Fair Value, Rolling Maturity, Percent [Abstract] Available-for-sale Securities, Debt Maturities, Fair Value, Rolling Maturity, Percent [Abstract] One year or less Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value, Percent Available-for-sale Securities, Debt Maturities, Next Rolling Twelve Months, Fair Value, Percent After one year through five years Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value, Percent Available-for-sale Securities, Debt Maturities, Rolling Year Two Through Five, Fair Value, Percent After five years through ten years Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value, Percent Available-for-sale Securities, Debt Maturities, Rolling Year Six Through Ten, Fair Value, Percent After ten years Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Fair Value, Percent Available-for-sale Securities, Debt Maturities, Rolling after Year Ten, Fair Value, Percent Mortgage-backed/asset-backed securities Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value, Percent Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Fair Value, Percent Total Available-for-sale Securities, Debt Securities, Percent Available-for-sale Securities, Debt Securities, Percent Subject to call Available-for-sale Securities, Debt Securities, Subject to Call, Percent Available-for-sale Securities, Debt Securities, Subject to Call, Percent Fixed maturity securities available for sale Debt Securities [Member] Available-for-sale Securities Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract] Gross Realized Gains Available-for-sale Securities, Gross Realized Gains Gross Realized Losses Available-for-sale Securities, Gross Realized Losses Net Realized Gains (Losses) Available-for-sale Securities, Gross Realized Gain (Loss) Gross Proceeds from Sale/Maturity Proceeds from Sale and Maturity of Available-for-sale Securities Other Long-Term Investments Gain (Loss) on Investments [Abstract] Net Realized Gains (Losses) Realized Investment Gains (Losses) Gross Proceeds from Sale/Maturity Proceeds from Sale and Maturity of Other Investments Other Assets Gain (Loss) on Other Assets [Abstract] Gain (Loss) on Other Assets [Abstract] Net Realized Gains (Losses) Gain (Loss) on Disposition of Other Financial Assets Gross Proceeds from Sale/Maturity Proceeds from Sale of Other Assets Extinguishment of Debt Gains (Losses) on Extinguishment of Debt [Abstract] Net Realized Gains (Losses) Gains (Losses) on Extinguishment of Debt Total Realized Investment Gains (Losses) [Abstract] Net Realized Gains (Losses) Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments Gross Proceeds from Sale/Maturity Proceeds from Sale, Maturity and Collection of Investments Statement of Stockholders' Equity [Abstract] FNF Group Common Stock Fidelity National Financial Group Common Stock [Member] Fidelity National Financial Group Common Stock [Member] FNFV Group Common Stock Fidelity National Financial Ventures Common Stock [Member] Fidelity National Financial Ventures Common Stock [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Commons Stock Additional Paid-in Capital Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Earnings (Loss) AOCI Attributable to Parent [Member] Treasury Stock Treasury Stock [Member] Noncontrolling Interest Noncontrolling Interest [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning balance (shares) Shares, Issued Beginning Balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Equity offering costs Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Exercise of stock options (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Treasury stock repurchased (shares) Treasury Stock, Shares, Acquired Treasury stock repurchased Treasury Stock, Value, Acquired, Cost Method Tax benefit associated with the exercise of stock options Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation Other comprehensive earnings — unrealized loss on investments and other financial instruments Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Other comprehensive earnings — unrealized loss on investments in unconsolidated affiliates Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Equity Method Investments Arising During Period, Net of Tax Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Equity Method Investments Arising During Period, Net of Tax Other comprehensive earnings — unrealized loss on foreign currency translation Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Other comprehensive earnings — minimum pension liability adjustment Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax J. Alexander's Spin-off Stockholders' Equity Note, Spinoff Transaction Stock-based compensation Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Retirement of treasury shares (shares) Treasury Stock, Shares, Retired Retirement of treasury shares Treasury Stock, Retired, Cost Method, Amount Shares withheld for taxes and in treasury Treasury Stock, Value, Withheld for Taxes, Cost Method Treasury Stock, Value, Withheld for Taxes, Cost Method Dividends declared Dividends, Common Stock, Cash Dilution of ownership in unconsolidated affiliates Adjustments to Additional Paid in Capital, Purchase of Additional Share in Noncontrolling Interests Adjustments to Additional Paid in Capital, Purchase of Additional Share in Noncontrolling Interests Proceeds from Black Knight IPO Noncontrolling Interest, Increase from Subsidiary Equity Issuance Gain on Black Knight IPO Stockholders' Equity, Effect from Gain on Subsidiary Equity Issuance Stockholders' Equity, Effect from Gain on Subsidiary Equity Issuance Reclassification of redeemable NCI resulting from IPO/share conversion Reclassifications of Temporary to Permanent Equity Contributions to non-controlling interests Noncontrolling interest, Contribution Noncontrolling interest, Contribution Sale of non-controlling interest Noncontrolling Interest, Decrease from Deconsolidation Subsidiary dividends declared to non-controlling interests Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Purchase of additional share in consolidated subsidiaries Adjustments to Additional Paid in Capital, Loss on Dilution of Equity Method Investments Adjustments to Additional Paid in Capital, Loss on Dilution of Equity Method Investments Net earnings Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Ending balance (shares) Ending Balance Increase (Decrease) in Temporary Equity [Roll Forward] Increase (Decrease) in Temporary Equity [Roll Forward] Beginning balance Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests Stock-based compensation Temporary Equity, Stock Based Compensation Temporary Equity, Stock Based Compensation Reclassification of redeemable NCI resulting from IPO/share conversion Temporary Equity, Reclassifications of Temporary to Permanent Equity Temporary Equity, Reclassifications of Temporary to Permanent Equity Ending balance Accrual for legal and regulatory matters Estimated Litigation Liability 2015 (remaining) Operating Leases, Future Minimum Payments, Remainder of Fiscal Year 2016 Operating Leases, Future Minimum Payments, Due in Two Years 2017 Operating Leases, Future Minimum Payments, Due in Three Years 2018 Operating Leases, Future Minimum Payments, Due in Four Years 2019 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total future minimum operating lease payments Operating Leases, Future Minimum Payments Due Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net earnings Adjustments to reconcile net earnings to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Equity in losses of unconsolidated affiliates Loss on sales of investments and other assets, net Gain (Loss) on Investments and Disposition of Other Assets Gain (Loss) on Investments and Disposition of Other Assets Gain on sale of Cascade Timberlands Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Impairment of assets Asset Impairment Charges Stock-based compensation cost Share-based Compensation Tax benefit associated with the exercise of stock options Excess Tax Benefit from Share-based Compensation, Operating Activities Changes in assets and liabilities, net of effects from acquisitions: Increase (Decrease) in Operating Capital [Abstract] Net increase in pledged cash, pledged investments, and secured trust deposits Increase (Decrease) in Pledged Available-for-sale Securities, Pledged Cash, and Customer Advances And Deposits Increase (Decrease) in Pledged Available-for-sale Securities, Pledged Cash, and Customer Advances And Deposits Net increase in trade receivables Increase (Decrease) in Accounts Receivable Net increase in prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Net decrease in accounts payable, accrued liabilities, deferred revenue and other Increase (Decrease) in Accounts Payable, Accrued Liabilities, Deferred Revenue, and Other Operating Liabilities Increase (Decrease) in Accounts Payable, Accrued Liabilities, Deferred Revenue, and Other Operating Liabilities Net decrease in reserve for title claim losses Increase (Decrease) in Liability for Claims and Claims Adjustment Expense Reserve Net change in income taxes Increase (Decrease) in Income Taxes Payable Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Proceeds from sales of investment securities available for sale Proceeds from Sale of Available-for-sale Securities Proceeds from calls and maturities of investment securities available for sale Proceeds from Maturities, Prepayments and Calls of Available-for-sale Securities Proceeds from sales of other assets Proceeds from Sale of Other Productive Assets Additions to property and equipment and capitalized software Payments To Acquire Property, Plant, and Equipment and Software Payments To Acquire Property, Plant, and Equipment and Software Purchases of investment securities available for sale Payments to Acquire Available-for-sale Securities Net purchases of short-term investment securities Payments for (Proceeds from) Short-term Investments Net purchases of other long-term investments Payments to Acquire Other Investments Contributions to investments in unconsolidated affiliates Payments to Acquire Additional Interest in Subsidiaries Distributions from unconsolidated affiliates Proceeds from Equity Method Investment, Dividends or Distributions, Return of Capital Net other investing activities Payments for (Proceeds from) Other Investing Activities Acquisition of Lender Processing Services, Inc., net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Acquisition of USA Industries, Inc., net of cash acquired Payments to Acquire Business Two, Net of Cash Acquired Acquisition of BPG Holdings, LLC, net of cash acquired Payments to Acquire Business Three, Net of Cash Acquired Acquisition of Compass and Prospective Payment to acquire business four, net of cash acquired Payment to acquire business four, net of cash acquired Proceeds from sale of Cascades Timberlands Proceeds from Divestiture of Interest in Consolidated Subsidiaries Other acquisitions/disposals of businesses, net of cash acquired Payments for (Proceeds from) Other Acquisitions and Disposals, Net of Cash Acquired Payments for (Proceeds from) Other Acquisitions and Disposals, Net of Cash Acquired Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Borrowings Debt service payments Repayments of Long-term Debt Additional investment in non-controlling interest Payments to Noncontrolling Interests Proceeds from sale of 35% of Black Knight Financial Services, LLC and ServiceLink, LLC to minority interest holder Proceeds from Noncontrolling Interests Proceeds from Black Knight IPO Proceeds from Issuance Initial Public Offering Dividends paid Payments of Ordinary Dividends, Common Stock Subsidiary dividends paid to non-controlling interest shareholders Payments of Ordinary Dividends, Noncontrolling Interest Exercise of stock options Proceeds from Stock Options Exercised Equity and debt issuance costs Payment of Financing and Stock Issuance Costs Tax benefit associated with the exercise of stock options Excess Tax Benefit from Share-based Compensation, Financing Activities Distributions by BKFS to member Payments of Distributions to Affiliates Purchases of treasury stock Payments for Repurchase of Common Stock Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Net increase (decrease) in cash and cash equivalents, excluding pledged cash related to secured trust deposits Cash and Cash Equivalents, Period Increase (Decrease), Excluding Cash Pledged for Customer Advances and Deposits Cash and Cash Equivalents, Period Increase (Decrease), Excluding Cash Pledged for Customer Advances and Deposits Cash and cash equivalents, excluding pledged cash related to secured trust deposits at beginning of period Cash and Cash Equivalents, Excluding Cash Pledged for Customer Advances and Deposits Cash and Cash Equivalents, Excluding Cash Pledged for Customer Advances and Deposits Cash and cash equivalents, excluding pledged cash related to secured trust deposits at end of period Supplemental cash flow information: Supplemental Cash Flow Information [Abstract] Income taxes paid (received), net Income Taxes Paid, Net Interest paid Interest Paid Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Ceridian Ceridian [Member] Ceridian [Member] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Total current assets before customer funds Equity Method Investment, Summarized Financial Information, Current Assets Excluding Customer Funds Equity Method Investment, Summarized Financial Information, Current Assets Excluding Customer Funds Customer funds Equity Method Investment, Summarized Financial Information, Customer Funds Equity Method Investment, Summarized Financial Information, Customer Funds Goodwill and other intangible assets, net Equity Method Investment, Summarized Financial Information, Goodwill and Other Intangible Assets, Net Equity Method Investment, Summarized Financial Information, Goodwill and Other Intangible Assets, Net Other assets Equity Method Investment, Summarized Financial Information, Other Noncurrent Assets Equity Method Investment, Summarized Financial Information, Other Noncurrent Assets Total assets Equity Method Investment, Summarized Financial Information, Assets Current liabilities before customer obligations Equity Method Investment, Summarized Financial Information, Current Liabilities Excluding Customer Obligations Equity Method Investment, Summarized Financial Information, Current Liabilities Excluding Customer Obligations Customer obligations Equity Method Investment, Summarized Financial Information, Customer Obligations Equity Method Investment, Summarized Financial Information, Customer Obligations Long-term obligations, less current portion Equity Method Investment, Summarized Financial Information, Long-term Obligations Equity Method Investment, Summarized Financial Information, Long-term Obligations Other long-term liabilities Equity Method Investment, Summarized Financial Information, Other Long-term Liabilities Equity Method Investment, Summarized Financial Information, Other Long-term Liabilities Total liabilities Equity Method Investment, Summarized Financial Information, Liabilities Equity Equity Method Investment Summarized Financial Information, Equity Total liabilities and equity Equity Method Investment, Summarized Financial Information, Liabilities and Equity Equity [Abstract] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Class of Stock [Line Items] Class of Stock [Line Items] Net income attributable to FNF Group shareholders Net Income (Loss) Attributable to Parent Increase in FNF's additional paid in capital for reduction in ownership percentage in Black Knight Financial Services, LLC Consolidation, Less than Wholly Owned Subsidiary, Parent Owned Interest, Changes, Gain on Subsidiary Equity Issuance Consolidation, Less than Wholly Owned Subsidiary, Parent Owned Interest, Changes, Gain on Subsidiary Equity Issuance Decrease in noncontrolling interests resulting from decreased ownership percentage Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Decrease from Change in Ownership Percentage Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Decrease from Change in Ownership Percentage Net decrease in total equity Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Net Change from net income attributable to FNF Group shareholders and change in total equity Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Change Due to Net Income Attributable to Parent and Effects of Changes, Net Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Lender Processing Services Acquisition Lender Processing Services Acquisition [Member] Lender Processing Services Acquisition [Member] Senior Notes Senior Notes [Member] Unsecured Black Knight InfoServ notes due April 2023 Five Point Seven Five Percent Unsecured Notes Due April 2023 [Member] Five Point Seven Five Percent Unsecured Notes Due April 2023 [Member] Percentage price of redemption in the event of a change in control Debt Instrument, Redemption Price, Percentage in the Event of a Change in Control Debt Instrument, Redemption Price, Percentage in the Event of a Change in Control Maximum percentage of net income allowable for dividends or distributions Debt Instrument, Covenants, Maximum Percentage of Net Income Allowable for Dividends or Distributions Debt Instrument, Covenants, Maximum Percentage of Net Income Allowable for Dividends or Distributions Ownership percentage of debt Debt Instrument, Debt Default, Minimum Ownership Percentage of Debt Allowed to Accelerate Maturity Debt Instrument, Debt Default, Minimum Ownership Percentage of Debt Allowed to Accelerate Maturity Repayments of notes payable Debt Instrument, Repurchased Face Amount Amount of debt repurchased Debt Instrument, Repurchase Amount Percentage price of redemption Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Other Other Equity Method Investment [Member] Other Equity Method Investment [Member] Current Ownership Equity Method Investment, Ownership Percentage Investments in unconsolidated affiliates Equity Method Investments Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value, Measurements, Recurring Fair Value, Measurements, Recurring [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Schedule of Segment Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Noncontrolling Interest [Table] Noncontrolling Interest [Table] American Blue Ribbon Holdings American Blue Ribbon Holdings, LLC [Member] American Blue Ribbon Holdings, LLC [Member] Noncontrolling Interest [Line Items] Noncontrolling Interest [Line Items] Ownership interest Noncontrolling Interest, Ownership Percentage by Parent Income Statement [Abstract] Old FNF Group Common Stock Old Fidelity National Financial Group [Member] Old Fidelity National Financial Group [Member] Revenues: Revenues [Abstract] Direct title insurance premiums Direct Premiums Written Agency title insurance premiums Assumed Premiums Written Escrow, title related and other fees Interest and investment income Net Investment Income Realized gains and losses, net Expenses: Benefits, Losses and Expenses [Abstract] Personnel costs Labor and Related Expense Agent commissions Insurance Commissions Other operating expenses Other Cost and Expense, Operating Cost of restaurant revenue Food and Beverage, Cost of Sales Provision for title claim losses Policyholder Benefits and Claims Incurred, Net Total expenses Benefits, Losses and Expenses Net loss from discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Net earnings Less: Net earnings (loss) attributable to non-controlling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Net earnings attributable to Fidelity National Financial, Inc. common shareholders Net earnings from continuing operations attributable to Old FNF common shareholders Income (Loss) from Continuing Operations Attributable to Parent Earnings per share Earnings Per Share [Abstract] Net loss per share from continuing operations attributable to Old FNF common shareholders (in usd per share) Income (Loss) from Continuing Operations, Per Basic Share Net earnings per share from discontinued operations attributable to Old FNF common shareholders (in usd per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Basic earnings per share (in usd per share) Earnings Per Share, Basic Net earnings per share from continuing operations attributable to Old FNF common shareholders (in usd per share) Income (Loss) from Continuing Operations, Per Diluted Share Net loss per share from discontinued operations attributable to Old FNF common shareholders (in usd per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Diluted earnings per share (in usd per share) Earnings Per Share, Diluted Weighted average number of shares outstanding, basic (shares) Weighted Average Number of Shares Outstanding, Basic Weighted average number of shares outstanding, diluted (shares) Weighted Average Number of Shares Outstanding, Diluted Cash dividends paid per share (in usd per share) Common Stock, Dividends, Per Share, Cash Paid Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table] Subsidiary or Equity Method Investee, Sale of Stock by Subsidiary or Equity Investee [Table] Sale of Stock [Axis] Sale of Stock [Axis] Sale of Stock [Domain] Sale of Stock [Domain] IPO IPO [Member] Common Class A Common Class A [Member] Subsidiary, Sale of Stock [Line Items] Subsidiary, Sale of Stock [Line Items] Proceeds from issuance of stock Proceeds from Issuance of Common Stock Gain to additional paid in capital due to subsidiary equity issuance Adjustments to Additional Paid in Capital, Gain on Subsidiary Equity Issuance Adjustments to Additional Paid in Capital, Gain on Subsidiary Equity Issuance Decrease in non-controlling interest due to subsidiary equity issuance Noncontrolling Interest, Decrease from Gain on Subsidiary Equity Issuance Noncontrolling Interest, Decrease from Gain on Subsidiary Equity Issuance Increase to deferred tax liability due to subsidiary equity issuance Increase in Deferred Tax Liability due to Subsidiary Equity Issuance Increase in Deferred Tax Liability due to Subsidiary Equity Issuance Total revenues Equity Method Investment, Summarized Financial Information, Revenue Loss before income taxes Equity Method Investment, Summarized Financial Information, Income (Loss) Before Income Taxes Equity Method Investment, Summarized Financial Information, Income (Loss) Before Income Taxes Net loss Equity Method Investment, Summarized Financial Information, Net Income (Loss) Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Investment Type [Axis] Investment Type [Axis] Investments [Domain] Investments [Domain] Counterparty Name [Axis] Counterparty Name [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Disposal Group Classification [Axis] Disposal Group Classification [Axis] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Discontinued Operations, Disposed of by Sale Discontinued Operations, Disposed of by Sale [Member] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Revenues: Disposal Group, Including Discontinued Operation, Revenue [Abstract] Disposal Group, Including Discontinued Operation, Revenue [Abstract] Auto parts revenues Disposal Group, Including Discontinued Operation, Auto Parts Revenue Disposal Group, Including Discontinued Operation, Auto Parts Revenue Other revenues Disposal Group, Including Discontinued Operation, Other Revenue Disposal Group, Including Discontinued Operation, Other Revenue Total Disposal Group, Including Discontinued Operation, Revenue Expenses: Disposal Group, Including Discontinued Operation, Expenses [Abstract] Disposal Group, Including Discontinued Operation, Expenses [Abstract] Personnel costs Disposal Group, Including Discontinued Operation, Personnel Costs Disposal Group, Including Discontinued Operation, Personnel Costs Other operating expenses Disposal Group, Including Discontinued Operation, Other Operating Expense Disposal Group, Including Discontinued Operation, Other Operating Expense Cost of auto parts revenues Disposal Group, Including Discontinued Operation, Costs of Goods Sold Depreciation & amortization Disposal Group, Including Discontinued Operation, Depreciation and Amortization Interest expense Disposal Group, Including Discontinued Operation, Interest Expense Total expenses Disposal Group, Including Discontinued Operation, Benefits, Losses, and Expenses Disposal Group, Including Discontinued Operation, Benefits, Losses, and Expenses Loss from discontinued operations before income taxes Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Income tax benefit Discontinued Operation, Tax Effect of Discontinued Operation Net loss from discontinued operations Less: Net loss attributable to non-controlling interests Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Noncontrolling Interest Net (loss) earnings from discontinued operations attributable to Fidelity National Financial, Inc. common shareholders Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Net cash used in operations Cash Provided by (Used in) Operating Activities, Discontinued Operations Net cash used in investing activities Cash Provided by (Used in) Investing Activities, Discontinued Operations Statement of Financial Position [Abstract] ServiceLink Holdings, LLC ServiceLink Holdings, LLC [Member] ServiceLink Holdings, LLC [Member] Pledged fixed maturity securities secured trust deposits Available-for-sale Securities, Pledged, Customer Advances And Deposits Available-for-sale Securities, Pledged, Customer Advances And Deposits Short-term investments, secured trust deposits Other Short-term Investments, Pledged, Customer Advances and Deposits Other Short-term Investments, Pledged, Customer Advances and Deposits Pledged cash secured trust deposits Cash, Pledged, Customer Advances And Deposits Cash, Pledged, Customer Advances And Deposits Trade and notes receivables, allowance Allowance for Doubtful Accounts, Premiums and Other Receivables Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares outstanding Common Stock, Shares, Outstanding Common stock, shares issued Common Stock, Shares, Issued Preferred stock par value (in usd per share) Preferred Stock, Par or Stated Value Per Share Preferred stock shares authorized Preferred Stock, Shares Authorized Preferred stock shares issued Preferred Stock, Shares Issued Preferred stock shares authorized Preferred Stock, Shares Outstanding Treasury stock Treasury Stock, Shares Supplemental Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block] Fair value of long term debt Long-term Debt, Fair Value Excess fair value over carrying value of long-term debt Long-term Debt, Fair Value, Amount Over Carrying Value Long-term Debt, Fair Value, Amount Over Carrying Value Unamortized debt issuance cost Debt Issuance Cost Organization, Consolidation and Presentation of Financial Statements [Abstract] Business Combination, Segment Allocation [Table] Business Combination, Segment Allocation [Table] Compass Consulting Group and Prospective Risk Management Corporation Compass Consulting Group and Prospective Risk Management Corporation [Member] Compass Consulting Group and Prospective Risk Management Corporation [Member] BPG Holdings, LLC BPG Holdings, LLC [Member] BPG Holdings, LLC [Member] Digital Insurance Digital Insurance, Inc. [Member] Digital Insurance, Inc. [Member] Business Combination Segment Allocation [Line Items] Business Combination Segment Allocation [Line Items] Consideration transferred Business Combination, Consideration Transferred Statement of Comprehensive Income [Abstract] Unrealized gain on investments and other financial instruments, tax (benefit) expense Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax Unrealized gain on investments in unconsolidated affiliates tax (benefit) expense Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Equity Method Investments Arising During Period, Tax Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Equity Method Investments Arising During Period, Tax Unrealized loss (gain) on foreign currency translation, tax (benefit) expense Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Reclassification adjustments for change in unrealized gains and losses included in net earnings, tax benefit (less than $1 million) Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax Pension and other postretirement benefit plans, tax Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Tax Segment Information Segment Reporting Disclosure [Text Block] Unsecured notes due September 2022 Five Point Five Zero Percent Unsecured Notes Due September 2022 [Member] Five Point Five Zero Percent Unsecured Notes Due September 2022 [Member] Five Point Two Five Percent Unsecured Notes Due March 2013 Five Point Two Five Percent Unsecured Notes Due March 2013 [Member] Five Point Two Five Percent Unsecured Notes Due March 2013 [Member] Revolving Credit Facility due July 2018 Revolving Credit Facility Due July 2018 [Member] Revolving Credit Facility Due July 2018 [Member] Extinguishment of debt Extinguishment of Debt, Amount Net Income Attributable to FNF Group Shareholders and Change in Total Equity Noncontrolling Interest Disclosure [Text Block] Schedule of supplemental cash flow information Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Letter of Credit Letter of Credit [Member] Swingline Debt Bridge Loan [Member] Digital Insurance Revolving Credit Facility due March 31, 2020 Digital Insurance Revolving Credit Facility Due March 2020 [Member] Digital Insurance Revolving Credit Facility Due March 2020 [Member] London Interbank Offered Rate (LIBOR) London Interbank Offered Rate (LIBOR) [Member] Federal Funds Rate Federal Funds Effective Swap Rate [Member] One Month London Interbank Offered Rate (LIBOR) One Month London Interbank Offered Rate (LIBOR) [Member] One Month London Interbank Offered Rate (LIBOR) [Member] Available increase to borrowing capacity Line of Credit Facility, Accordion Feature, Increase Limit Line of Credit Facility, Accordion Feature, Increase Limit Notes payable Antidilutive options Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Number of groups of stock Number of Groups of Stock Number of Groups of Stock Schedule of Future Minimum Operating Lease Payments Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule of the effect on total equity from the change in ownership percentage in Black Knight Financial Services, LLC Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Table Text Block] Term Loan Term Loan [Member] Term Loan [Member] FNF Term Loan FNF Term Loan Due January 2019 [Member] FNF Term Loan Due January 2019 [Member] Debt instrument, term Debt Instrument, Term Repayments of debt Assets measured on recurring basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Organization, Consolidation, and Presentation of FInancial Statements [Table] Organization, Consolidation, and Presentation of FInancial Statements [Table] Organization, Consolidation, and Presentation of FInancial Statements [Table] J. Alexander J. Alexander's, LLC [Member] J. Alexander's, LLC [Member] Black Knight Black Knight Financial Services, Inc. [Member] Black Knight Financial Services, Inc. [Member] Cascade Timberlands, LLC Cascade Timberlands, LLC [Member] Cascade Timberlands, LLC [Member] Class A1 participating preferred units Preferred Class A [Member] Over-Allotment Option Over-Allotment Option [Member] Organization, Consolidation, and Presentation of FInancial Statements [Line Items] Organization, Consolidation, and Presentation of FInancial Statements [Line Items] [Line Items] for Organization, Consolidation, and Presentation of FInancial Statements [Table] Percent of shares distributed Spinoff Transaction, Percent of Shares Distributed Spinoff Transaction, Percent of Shares Distributed Shares of PubliCo's common stock expected to receive per common stock owned Spinoff Transaction, Expected Common Stock Shares Receivable per Common Stock Share Owned Spinoff Transaction, Expected Common Stock Shares Receivable per Common Stock Share Owned Aggregate preference amount of preferred units converted to common units Conversion of Stock, Amount Converted Aggregate preference amount of preferred units Preferred Stock, Liquidation Preference, Value Preferred units converted to common units (more than) Conversion of Stock, Shares Converted Period of stock repurchase program Stock Repurchase Program, Period in Force Stock repurchase program, authorized number of shares Stock Repurchase Program, Number of Shares Authorized to be Repurchased Charge on redemption of senior notes Debt Instrument, Redemption, Charge Debt Instrument, Redemption, Charge Reduction in bond premium Debt Instrument, Redemption, Reduction in Bond Premium Debt Instrument, Redemption, Reduction in Bond Premium Amount repurchased net of charges Debt Instrument, Repurchase Amount, Net of Charges Debt Instrument, Repurchase Amount, Net of Charges Shares issued Stock Issued During Period, Shares, New Issues Sale of stock (in usd per share) Sale of Stock, Price Per Share Ownership before transaction Sale of Stock, Percentage of Ownership before Transaction Ownership after transaction Sale of Stock, Percentage of Ownership after Transaction Retirement of treasury shares (shares) Cost per share of treasury stock acquired (in usd per share) Treasury Stock Acquired, Average Cost Per Share Retirement of treasury shares Amount received for sale of business Disposal Group, Including Discontinued Operation, Consideration Replanting allowance Disposal Group, Including Discontinued Operation, Replanting Allowance Disposal Group, Including Discontinued Operation, Replanting Allowance Indemnity holdback Disposal Group, Including Discontinued Operation, Indemnity Holdback Disposal Group, Including Discontinued Operation, Indemnity Holdback Gain on sale of disposal New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Notes Payable Long-term Debt [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] New Accounting Pronouncement, Early Adoption, Effect New Accounting Pronouncement, Early Adoption, Effect [Member] Early Adoption Scenario in Q1 Early Adoption Scenario in Q1 [Member] Early Adoption Scenario in Q1 [Member] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Unamortized debt issuance costs Unamortized Debt Issuance Expense Investments, Debt and Equity Securities [Abstract] Fair Value Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Abstract] Less than 12 Months Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value 12 Months or Longer Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value Total Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value Unrealized Losses Available-for-sale Securities, Continuous Unrealized Loss Position, Aggregate Loss [Abstract] Less than 12 Months Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 12 Months or Longer Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Total Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss Schedule of Long-term Debt Instruments Schedule of Long-term Debt Instruments [Table Text Block] Schedule of Maturities of Long-term Debt Schedule of Maturities of Long-term Debt [Table Text Block] Basis of Financial Statements Basis of Accounting, Policy [Policy Text Block] Earnings per Share Earnings Per Share, Policy [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Equity Method Investee Equity Method Investee [Member] FleetCor FleetCor [Member] FleetCor [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Scenario, Forecast Scenario, Forecast [Member] Fixed maturity securities subject to call amortized cost Available-for-sale Debt Securities, Amortized Cost Basis, Subject to Call with Make-whole Call Provision Available-for-sale Debt Securities, Amortized Cost Basis, Subject to Call with Make-whole Call Provision Fixed maturity securities subject to call fair value Available-for-sale Securities, Debt Securities, Subject to Call with Make-whole Call Provision Available-for-sale Securities, Debt Securities, Subject to Call with Make-whole Call Provision Impairment charges related to investments Other than Temporary Impairment Losses, Investments Amount held in fixed maturity securities for which an other-than-temporary impairment had been previously recognized Available-for-sale, Amount Held with Previously Recognized Other Than Temporary Impairments Available-for-sale, Amount Held with Previously Recognized Other Than Temporary Impairments Proceeds from sale of stock, gross Proceeds from Sale of Equity Method Investments Proceeds from sale of stock, net Equity Method Investment, Net Sales Proceeds Shares sold (in shares) Equity Method Investments, Shares Sold Equity Method Investments, Shares Sold Shares owned (in shares) Equity Method Investment, Ownership, Shares Equity Method Investment, Ownership, Shares Shares owned, value Shares held in escrow, released (in shares) Equity Method Investment, Shares Held in Escrow, Released Equity Method Investment, Shares Held in Escrow, Released ASSETS Assets [Abstract] Investments: Investments [Abstract] Fixed maturity securities available for sale, at fair value, at September 30, 2015 and December 31, 2014 includes pledged fixed maturity securities of $337 and $499, respectively, related to secured trust deposits Other long-term investments Other Long-term Investments Short-term investments, at September 30, 2015 and December 31, 2014 includes short term investments of $113 and $146, respectively, related to secured trust deposits Other Short-term Investments Total investments Investments Cash and cash equivalents, at September 30, 2015 and December 31, 2014 includes $248 and $136, respectively, of pledged cash related to secured trust deposits Cash and Cash Equivalents, at Carrying Value Trade and notes receivables, net of allowance of $31 and $32, at September 30, 2015 and December 31, 2014, respectively Accounts and Notes Receivable, Net Prepaid expenses and other assets Prepaid Expense and Other Assets Capitalized software, net Capitalized Computer Software, Net Other intangible assets, net Intangible Assets, Net (Excluding Goodwill and Title Plants) Intangible Assets, Net (Excluding Goodwill and Title Plants) Title plants Intangible Assets, Title Plants Intangible Assets, Title Plants Property and equipment, net Property, Plant and Equipment, Net Income taxes receivable Income Taxes Receivable Total assets LIABILITIES AND EQUITY Liabilities and Equity [Abstract] Liabilities: Liabilities [Abstract] Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities Reserve for title claim losses Liability for Unpaid Claims and Claims Adjustment Expense, Net Secured trust deposits Customer Advances and Deposits Income taxes payable Taxes Payable Deferred tax liability Deferred Income Tax Liabilities, Net Total liabilities Liabilities Redeemable non-controlling interest by 21% minority holder of ServiceLink Holdings, LLC as of September 30, 2015 and 33% minority holder of Black Knight Financial Services, LLC and 35% minority holder of ServiceLink Holdings, LLC as of December 31, 2014 Equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Common stock Common Stock, Value, Issued Preferred stock, $0.0001 par value; authorized 50,000,000 shares; issued and outstanding, none Preferred Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive (loss) earnings Accumulated Other Comprehensive Income (Loss), Net of Tax Less: treasury stock, 8,601,746 shares as of September 30, 2015 and 493,737 shares as of December 31, 2014, at cost Treasury Stock, Value Total Fidelity National Financial, Inc. shareholders’ equity Stockholders' Equity Attributable to Parent Non-controlling interests Stockholders' Equity Attributable to Noncontrolling Interest Total equity Total liabilities, redeemable non-controlling interest and equity Liabilities and Equity Statement of Comprehensive Income [Abstract] Other comprehensive loss: Other Comprehensive Income (Loss), Net of Tax [Abstract] Unrealized (loss) gain on investments and other financial instruments, net (excluding investments in unconsolidated affiliates) Unrealized (loss) gain on investments in unconsolidated affiliates Unrealized (loss) gain on foreign currency translation Reclassification adjustments for change in unrealized gains and losses included in net earnings (4) Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Other comprehensive loss Other Comprehensive Income (Loss), Net of Tax Comprehensive earnings Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Less: Comprehensive earnings (loss) attributable to non-controlling interests Comprehensive earnings attributable to Fidelity National Financial Inc. Common Shareholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Dividends [Abstract] Dividends Dividends Disclosure [Text Block] Dividends. Basis of Financial Statements Organization, Consolidation, Presentation of Financial Statements, and Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Organization, Consolidation, Presentation of Financial Statements, and Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Subsequent Event [Table] Subsequent Event [Table] Subsequent Event [Line Items] Subsequent Event [Line Items] Common stock dividends declared (in dollars per share) Common Stock, Dividends, Per Share, Declared Ratio of principal indebtedness to net worth to trigger default Debt Instrument, Covenants, Ratio of Principal Indebtedness to Net Worth to Trigger Default Debt Instrument, Covenants, Ratio of Principal Indebtedness to Net Worth to Trigger Default Ratio of indebtedness to net capital Debt Instrument, Covenants, Required Ratio of Indebtedness to Net Capital Debt Instrument, Covenants, Required Ratio of Indebtedness to Net Capital Period for ratio of indebtedness to net capital Debt Instrument, Covenants, Period for Ratio of Indebtedness to Net Capital Debt Instrument, Covenants, Period for Ratio of Indebtedness to Net Capital American Blue Ribbon Holdings Credit Facility Due August 2019 American Blue Ribbon Holdings Credit Facility Due August 2019 [Member] American Blue Ribbon Holdings Credit Facility Due August 2019 [Member] Other Notes Payable, Other Payables [Member] Remaining borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Variable rate long term debt percentage Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate Number of operating segments Number of Operating Segments Investments Investments in Debt and Equity Instruments, Cash and Cash Equivalents, Unrealized and Realized Gains (Losses) [Text Block] Dividends [Axis] Dividends [Axis] Dividends [Domain] Dividends [Domain] On or Before June 15, 2016 Dividend Payable Covenant, Two [Member] Dividend Payable Covenant, Two [Member] Gross amount of long term debt Long-term Debt, Gross Maximum amount of outstanding borrowings to request incremental loans Debt Instrument, Maximum Amount of Outstanding Borrowings To Request Incremental Loans Debt Instrument, Maximum Amount of Outstanding Borrowings To Request Incremental Loans Maximum allowable amount payable in dividends Debt Instrument, Maximum Allowable Amount Payable in Dividends to Parent Per Fiscal Year Debt Instrument, Maximum Allowable Amount Payable in Dividends to Parent Per Fiscal Year Maximum special dividend allowable Debt Instrument, Maximum Special Dividend Allowable Debt Instrument, Maximum Special Dividend Allowable Amount defaulted with third party to trigger default Debt Instrument, Amount Defaulted With Third Party To Trigger Default Debt Instrument, Amount Defaulted With Third Party To Trigger Default Letters of credit outstanding Letters of Credit Outstanding, Amount 2015 (remaining) Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year 2016 Long-term Debt, Maturities, Repayments of Principal in Year Two 2017 Long-term Debt, Maturities, Repayments of Principal in Year Three 2018 Long-term Debt, Maturities, Repayments of Principal in Year Four 2019 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Total Long Term Debt Notes Payable Long-term Debt [Text Block]